Yawnder Reviews · Updated August 2026
Sleep Number ComfortMode Lux Review (2026)
Verdict: 4.1/5 — ComfortMode Lux is the entry Sleep Number worth owning.
Short answer: ComfortMode Lux is the top of Sleep Number’s entry collection: $2,099 for a Queen, 11 inches tall, with what Sleep Number describes as advanced relief for hips and about 25% more built-in cooling material than the standard ComfortMode. It is still an offline bed — no app, no sleep score — but it is the version of the entry bed that side sleepers should actually be looking at.
Who the Sleep Number ComfortMode Lux is for
ComfortMode Lux is the top of Sleep Number’s entry collection: $2,099 for a Queen, 11 inches tall, with what Sleep Number describes as advanced relief for hips and about 25% more built-in cooling material than the standard ComfortMode. It is still an offline bed — no app, no sleep score — but it is the version of the entry bed that side sleepers should actually be looking at.
- Great fit: Side sleepers and hip-pain sleepers who want adjustable firmness without paying app-tier prices.
- Build: 11″ tall, ComfortMode collection.
- Smart features: Remote-controlled firmness only — like the base ComfortMode, the Lux has no Wi-Fi, app or sleep tracking.
- Terms: 100-night trial (a return shipping/restocking fee applies), a 10-year limited warranty that is fully covered for the first two years and prorated after that, and HSA/FSA eligibility on the mattress.
Check today’s ComfortMode Lux price
Yawnder earns a commission if you buy through our links. It does not change the price you pay or what we write. Sleep Number is not stocked in our San Diego showroom — this review is based on published construction and pricing, Sleep Number’s own owner documentation and our category testing of adjustable-air beds.
How a Sleep Number actually works
Every Sleep Number bed is an air bed at heart: an air chamber under each side of the mattress, inflated or deflated to a firmness number from 0 to 100, with foam and (on the newer models) micro-coils layered on top. Couples get two independent numbers on any size Queen and up.
What separates the 2026 models is what sits above the air: foam only on the ComfortMode beds, thicker targeted foam on ComfortNext, micro-coils in the Tri-Brid Lux and Ultra, and active temperature hardware in the Climate collection. Everything else — the pump, the numbers, the trial — is shared.
Sleep Number ComfortMode Lux specifications
| Collection | ComfortMode (entry tier, top model) |
|---|---|
| Profile | 11 inches |
| Construction | Hybrid foam-over-air with an upgraded comfort system targeted at hip pressure |
| Cooling | Roughly 25% more built-in cooling material than the base ComfortMode |
| Firmness | Adjustable 0–100 per side |
| Smart features | None — remote only, no Wi-Fi or app |
| Queen list price | $2,099 |
| Terms | 100-night trial (a return shipping/restocking fee applies), a 10-year limited warranty that is fully covered for the first two years and prorated after that, and HSA/FSA eligibility on the mattress. |
How it performs, category by category
Hip and shoulder relief
The extra inch matters more than the spec sheet suggests. On the 10-inch ComfortMode you run out of foam before you run out of body; the Lux keeps a cushioning layer between your hip and the air chamber at low firmness numbers, which is exactly what side sleepers need.
Cooling
Better than ComfortMode, still passive. More cooling material in the cover moves surface heat away faster, but nothing is actively circulating air. Hot sleepers still need the Climate collection.
Firmness range
Identical control range to the base model — 0 to 100 per side, two independent numbers on a Queen and up.
Motion isolation
Good. Extra foam over the chambers damps a little more movement than the 10-inch build.
Edge support
Still an air bed. Perimeter compresses under a seated adult; plan for a usable sleep surface slightly narrower than the mattress footprint.
Long-term ownership
Sleep Number rates the design life of these beds at up to 25 years, but the pump, hoses and remote are electronics. Keep the receipt and register the bed — the warranty is prorated after year two.
How the ComfortMode Lux scores
Scored out of 10 against beds in the same price band, not against the whole market.
Editorial assessment by Yawnder Reviews based on published construction specs, Sleep Number owner documentation and category testing of adjustable-air beds.
Pros and cons
What we like
- Real hip relief for side sleepers at the entry tier.
- About 25% more cooling material than the standard ComfortMode.
- Under $2,100 for a Queen keeps it well below the app-enabled ComfortNext.
- Simple remote operation — nothing to update, no account required.
What we would change
- Still no app, Wi-Fi or sleep tracking.
- Passive cooling only — not a fix for genuine night sweats.
- $500 more than ComfortMode for one inch and a better comfort layer.
- Air-bed edge support and centre-seam transfer remain.
The 2026 Sleep Number lineup compared
Sleep Number cut its range from twelve mattresses to seven in March 2026 and reorganised them into three collections: ComfortMode (remote only), ComfortNext (app, ResponsiveAir and the Tri-Brid micro-coil builds) and Climate (active temperature control). Here is where the ComfortMode Lux sits.
| Model | Collection | Height | Smart features | Queen list |
|---|---|---|---|---|
| ComfortMode | ComfortMode | 10″ | Remote only | $1,599 |
| ComfortMode Lux (this review) | ComfortMode | 11″ | Remote only | $2,099 |
| ComfortNext | ComfortNext | 12″ | App + ResponsiveAir | $2,999 |
| ComfortNext Lux | ComfortNext | 13″ | App + ResponsiveAir | $3,999 |
| ComfortNext Ultra | ComfortNext | 14″ | App + ResponsiveAir | $4,499 |
| ClimateCool | Climate | 12″ | App + ResponsiveAir | $5,499 |
| Climate360 | Climate | 13″ | App + cooling & warming | $10,249 |
Queen list prices as published by Sleep Number in August 2026. Sleep Number discounts almost continuously — the price you pay is usually 10–25% below list. Always check the live price.
Where this model fits
- Versus ComfortMode: the Lux is the one to buy if you sleep on your side or wake with hip pain. If you sleep on your back and just want two firmness numbers, save the $500.
- Versus ComfortNext: $900 more adds the app, ResponsiveAir and micro-coil-free Tri-Brid support at 12 inches. Worth it only if you actually want the sleep data.
- Versus ClimateCool: not a comparison — if temperature is the problem, nothing in the ComfortMode collection fixes it.
Also read our full Sleep Number model comparison, is a Sleep Number worth it? and the Sleep Number cost guide.
Frequently asked questions
How much does the ComfortMode Lux cost?
$2,099 list for a Queen, $500 above the standard ComfortMode. Sleep Number discounts the collection regularly, so check the live price before ordering.
What is the difference between ComfortMode and ComfortMode Lux?
The Lux is 11 inches instead of 10, adds advanced pressure relief targeted at the hips and carries roughly 25% more built-in cooling material. Both are remote-only with no app.
Does ComfortMode Lux have sleep tracking?
No. Sleep Number’s own support documentation states the ComfortMode collection does not support Wi-Fi connectivity or app use. Tracking starts with ComfortNext.
Is ComfortMode Lux good for hip pain?
It is the model in the entry collection designed for it. The extra comfort layer lets you drop the firmness number for hip relief without bottoming out on the air chamber.
What is the trial and warranty?
The Lux ships with a 100-night trial (a return shipping/restocking fee applies), a 10-year limited warranty that is fully covered for the first two years and prorated after that, and HSA/FSA eligibility on the mattress.
The verdict
4.1/5. ComfortMode Lux is the entry Sleep Number worth owning. The extra inch and the upgraded comfort layer fix the one real weakness of the $1,599 model, and you keep the low price by giving up app features most owners stop opening after a month. Side sleepers on a budget: this is the one.
Shop the ComfortMode Lux at Sleep Number
Reviewed by Ben Trapskin · Yawnder Reviews · Updated August 2026